A Foggy Brain
Sweet food make sugar in blood spike and then fall rapidly instead of gradually. If you’re kind of foggy, especially after a meal, you’re probably high on sugar.
Not Sweet Enough
If you ingest a lot of sugar, your taste buds’ tolerance for it goes up, making you need more and more to feel the sweetness.
Fatigue
Food that has lots of sugar in it may give you a boost of energy, but the fall is more like a crash. If you’re frequently tired, you’re probably having too much sugar.